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268 lines
6.2 KiB
C
268 lines
6.2 KiB
C
/* bucomm.c -- Bin Utils COMmon code.
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Copyright 1991, 1992, 1993, 1994, 1995, 1997, 1998, 2000, 2001, 2002
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Free Software Foundation, Inc.
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This file is part of GNU Binutils.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
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02111-1307, USA. */
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/* We might put this in a library someday so it could be dynamically
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loaded, but for now it's not necessary. */
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#include "bfd.h"
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#include "libiberty.h"
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#include "bucomm.h"
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#include "filenames.h"
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#include <sys/stat.h>
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#include <time.h> /* ctime, maybe time_t */
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#ifndef HAVE_TIME_T_IN_TIME_H
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#ifndef HAVE_TIME_T_IN_TYPES_H
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typedef long time_t;
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#endif
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#endif
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/* Error reporting */
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char *program_name;
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void
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bfd_nonfatal (string)
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const char *string;
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{
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const char *errmsg = bfd_errmsg (bfd_get_error ());
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if (string)
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fprintf (stderr, "%s: %s: %s\n", program_name, string, errmsg);
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else
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fprintf (stderr, "%s: %s\n", program_name, errmsg);
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}
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void
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bfd_fatal (string)
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const char *string;
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{
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bfd_nonfatal (string);
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xexit (1);
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}
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void
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report (format, args)
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const char * format;
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va_list args;
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{
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fprintf (stderr, "%s: ", program_name);
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vfprintf (stderr, format, args);
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putc ('\n', stderr);
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}
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void
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fatal VPARAMS ((const char *format, ...))
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{
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VA_OPEN (args, format);
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VA_FIXEDARG (args, const char *, format);
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report (format, args);
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VA_CLOSE (args);
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xexit (1);
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}
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void
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non_fatal VPARAMS ((const char *format, ...))
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{
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VA_OPEN (args, format);
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VA_FIXEDARG (args, const char *, format);
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report (format, args);
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VA_CLOSE (args);
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}
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/* Set the default BFD target based on the configured target. Doing
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this permits the binutils to be configured for a particular target,
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and linked against a shared BFD library which was configured for a
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different target. */
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void
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set_default_bfd_target ()
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{
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/* The macro TARGET is defined by Makefile. */
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const char *target = TARGET;
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if (! bfd_set_default_target (target))
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fatal (_("can't set BFD default target to `%s': %s"),
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target, bfd_errmsg (bfd_get_error ()));
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}
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/* After a false return from bfd_check_format_matches with
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bfd_get_error () == bfd_error_file_ambiguously_recognized, print
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the possible matching targets. */
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void
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list_matching_formats (p)
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char **p;
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{
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fprintf (stderr, _("%s: Matching formats:"), program_name);
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while (*p)
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fprintf (stderr, " %s", *p++);
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fputc ('\n', stderr);
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}
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/* List the supported targets. */
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void
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list_supported_targets (name, f)
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const char *name;
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FILE *f;
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{
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int t;
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const char **targ_names = bfd_target_list ();
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if (name == NULL)
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fprintf (f, _("Supported targets:"));
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else
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fprintf (f, _("%s: supported targets:"), name);
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for (t = 0; targ_names[t] != NULL; t++)
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fprintf (f, " %s", targ_names[t]);
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fprintf (f, "\n");
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free (targ_names);
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}
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/* List the supported architectures. */
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void
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list_supported_architectures (name, f)
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const char *name;
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FILE *f;
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{
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const char **arch;
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if (name == NULL)
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fprintf (f, _("Supported architectures:"));
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else
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fprintf (f, _("%s: supported architectures:"), name);
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for (arch = bfd_arch_list (); *arch; arch++)
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fprintf (f, " %s", *arch);
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fprintf (f, "\n");
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}
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/* Display the archive header for an element as if it were an ls -l listing:
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Mode User\tGroup\tSize\tDate Name */
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void
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print_arelt_descr (file, abfd, verbose)
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FILE *file;
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bfd *abfd;
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boolean verbose;
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{
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struct stat buf;
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if (verbose)
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{
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if (bfd_stat_arch_elt (abfd, &buf) == 0)
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{
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char modebuf[11];
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char timebuf[40];
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time_t when = buf.st_mtime;
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const char *ctime_result = (const char *) ctime (&when);
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/* POSIX format: skip weekday and seconds from ctime output. */
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sprintf (timebuf, "%.12s %.4s", ctime_result + 4, ctime_result + 20);
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mode_string (buf.st_mode, modebuf);
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modebuf[10] = '\0';
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/* POSIX 1003.2/D11 says to skip first character (entry type). */
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fprintf (file, "%s %ld/%ld %6ld %s ", modebuf + 1,
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(long) buf.st_uid, (long) buf.st_gid,
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(long) buf.st_size, timebuf);
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}
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}
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fprintf (file, "%s\n", bfd_get_filename (abfd));
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}
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/* Return the name of a temporary file in the same directory as FILENAME. */
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char *
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make_tempname (filename)
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char *filename;
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{
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static char template[] = "stXXXXXX";
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char *tmpname;
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char *slash = strrchr (filename, '/');
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#ifdef HAVE_DOS_BASED_FILE_SYSTEM
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{
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/* We could have foo/bar\\baz, or foo\\bar, or d:bar. */
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char *bslash = strrchr (filename, '\\');
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if (slash == NULL || (bslash != NULL && bslash > slash))
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slash = bslash;
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if (slash == NULL && filename[0] != '\0' && filename[1] == ':')
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slash = filename + 1;
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}
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#endif
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if (slash != (char *) NULL)
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{
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char c;
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c = *slash;
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*slash = 0;
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tmpname = xmalloc (strlen (filename) + sizeof (template) + 2);
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strcpy (tmpname, filename);
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#ifdef HAVE_DOS_BASED_FILE_SYSTEM
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/* If tmpname is "X:", appending a slash will make it a root
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directory on drive X, which is NOT the same as the current
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directory on drive X. */
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if (tmpname[1] == ':' && tmpname[2] == '\0')
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strcat (tmpname, ".");
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#endif
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strcat (tmpname, "/");
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strcat (tmpname, template);
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mktemp (tmpname);
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*slash = c;
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}
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else
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{
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tmpname = xmalloc (sizeof (template));
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strcpy (tmpname, template);
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mktemp (tmpname);
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}
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return tmpname;
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}
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/* Parse a string into a VMA, with a fatal error if it can't be
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parsed. */
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bfd_vma
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parse_vma (s, arg)
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const char *s;
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const char *arg;
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{
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bfd_vma ret;
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const char *end;
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ret = bfd_scan_vma (s, &end, 0);
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if (*end != '\0')
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fatal (_("%s: bad number: %s"), arg, s);
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return ret;
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}
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